<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    html,
    body {
      padding: 0;
      margin: 0;
    }

    .container {
      width: 100%;
      height: 100%;
      background-color: antiquewhite;
    }

    .digital-block {
      display: block;
      width: 100vw;
      margin: auto;
    }
  </style>
</head>

<body>
  <div class="container">
    <video class="digital-block" src="./asset/digital.mp4"></video>
  </div>
</body>

</html>